Macarthy was disgraced by 1954, and almost universally reviled for the lives he ruined with his slander. I think you can point to him as an example of what happ

Macarthy was disgraced by 1954, and almost universally reviled for the lives he ruined with his slander. I think you can point to him as an example of what happens when demagogues go unopposed (even for a time) in the American system, but not as the normal or desired product of our political system.